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Finding the Fourth Proportional to 7,495.81, 11,227.51 and 3,789.25

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Solution

The fourth proportional to 7,495.81, 11,227.51 and 3,789.25 is: 5,675.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.81 : 11,227.51 = 3,789.25 : x
  2. Step 2: Convert to fraction form
    7,495.81/11,227.51 = 3,789.25/x
  3. Step 3: Cross multiply
    7,495.81x = 11,227.51 × 3,789.25
  4. Step 4: Simplify right side
    7,495.81x = 42,543,818.94
  5. Step 5: Solve for x
    x = 42,543,818.94/7,495.81
  6. Step 6: Final answer
    x = 5,675.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.